Mario Casamassima

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Randolph, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Security system status reporting
- Patent number 4,622,540
- Issue date Nov 11, 1986
- American District Telegraph Company
- John K. Guscott
- G08 - SIGNALLING
Information Patent Grant
Temperature compensated alarm system
- Patent number 4,546,344
- Issue date Oct 8, 1985
- American District Telegraph Company
- John K. Guscott
- G08 - SIGNALLING